Komarudin Afz, Fahruroji,. “Layanan Calistung Terhadap Anak Pemulung (Calistung Learning Service For The Children Who Work As A Scavenger)”. JURNAL PENGABDIAN KEPADA MASYARAKAT 2, no. 1 (July 27, 2012): 29–39. Accessed October 5, 2025. https://ojs.uninus.ac.id/JPKM/article/view/29.